body {margin:0;padding:0;position:fixed;font-size: 16px;overflow-x:hidden;overflow-y:hidden;width: 100%;font-family: "Helvetica Neue",Helvetica,Arial,sans-serif;color: #333;}
nav {z-index:998;width: 100%;height: 40px;color: white;background: #778899;font-size: 20px;text-align: center;line-height: 40px;}
nav .nav-prev {z-index:999;position: absolute;left: 0;width: 40px;height: 40px;margin: 0;background: url(../image-pack/nav/prev.png) no-repeat center;background-size: 30px 30px;}
nav .nav-start {z-index:999;position: absolute; margin: 0;right: 0;background: url(../image-pack/nav/start.png) no-repeat center;background-size: 30px 30px;width: 40px;height: 40px;}
/* private */

#game-box {
    position: relative;
    text-shadow:0 0 .1em white;
    top: -20px;
    width: 100%;
    height: 2000px;
    background: repeating-linear-gradient(30deg, #79b, #79b 100px, #58a 0, #58a 200px);
}
